2222-145X 2222-145X S2222-145X2021000200117 10.18004/rcfacen.2021.12.2.117 Paraguay Paraguay 00 12 2021 00 12 2021 12 2 117 120

1866 3 17 17 288-303 1961 9 5-60 2020 145 106736 106736 1-16. 1946 6 189-413 189-413 1848 3 533-617 Fundación Vida Silvestre Argentina & WWF 2017 148 2010 70 1-4 1-4 1-879 2018 2001 3 1-148 2002 2000 57 3 3 437-61 1995 735 1857 1 169-194 169-194